OpenTechnical

OT-2026-000063005

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000063005) never changes.

Identity and time

Publication numberOT-2026-000063005 · never reused
Internal UUID01a0ae8c-94a9-771c-ba3f-811f2f6e0bc3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063005
StatusPUBLIC

Content hashes

Canonical text4fed903a4b7c2eca5eed8c864dc6eb2d4be64d1e658e9f1c306d160efdaf5a68
Markdowna71e740daecf35fe711759145196e97ce5650b45c69557f5a377cee5ffdb91fc
PDF
Publication page473372fb621a97ed63af3a2fdd9ce1c09adfb3c1aa4d88780e7ae79dde12c5a2
Manifestd9c51f9a8f0e199af2a7fe62c06d35ba138efa6074ff69f23023d14a235b4568

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureJhGzO4VR8yDPUgePp8Yso5BgfIBOhVhEXE46Y6DuhRAY7xMeTWgIDOkLnbSUFYP27sEW5wju5akloCRW0peCBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:32.543492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063005
observed 473372fb621a97ed63af3a2fdd9ce1c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:32.513221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063005/manifest.json
observed d9c51f9a8f0e199af2a7fe62c06d35ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:32.490065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063005/publication.md
observed a71e740daecf35fe711759145196e97c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:32.455292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063005/publication.txt
observed 4fed903a4b7c2eca5eed8c864dc6eb2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:44.954000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063005
observed 473372fb621a97ed63af3a2fdd9ce1c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:44.936304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063005/manifest.json
observed d9c51f9a8f0e199af2a7fe62c06d35ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:44.918931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063005/publication.md
observed a71e740daecf35fe711759145196e97c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:44.900833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063005/publication.txt
observed 4fed903a4b7c2eca5eed8c864dc6eb2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.